45432542 has 8 divisors (see below), whose sum is σ = 68914800. Its totient is φ = 22460944.

The previous prime is 45432539. The next prime is 45432571. The reversal of 45432542 is 24523454.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127442 + ... + 127797.

It is an arithmetic number, because the mean of its divisors is an integer number (8614350).

Almost surely, 2^45432542 is an apocalyptic number.

45432542 is a deficient number, since it is larger than the sum of its proper divisors (23482258).

45432542 is a wasteful number, since it uses less digits than its factorization.

45432542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255330.

The product of its digits is 19200, while the sum is 29.

The square root of 45432542 is about 6740.3666072403. The cubic root of 45432542 is about 356.8253323039.

Adding to 45432542 its reverse (24523454), we get a palindrome (69955996).

The spelling of 45432542 in words is "forty-five million, four hundred thirty-two thousand, five hundred forty-two".